Yale YDR2105, Руководство пользователя

Страница: 21 / 23

20
Battery
1. When to replace batteries
When you use the Touch key or security code to open
the door, display lamp flashes red indicating that
batteries should be replaced. Replace all batteries within
7 days from initial warning.
Note : sound
2. Batteries used
3. External power source
Should the battery replacement time expire. It is possible
to open the door by placing a 9v battery on the external
power source to power the lock then operate as usual
using the Touch key or keypad.
Operating temperature range
▶
-20 - 55°C
Operating voltage range
▶
DC4.5V~DC6V
(LRT 1.5V AA sizex4)
Cautions
- Batteries must be alkaline.
- When batteries are discharged completely, it is necessary to replace all. Never
mix new and old or batteries.
- If you insert batteries in incorrect or wrong direction, leakage or rupture could be
occour. The lock may also malfunction.
- Battery leakage could result in product damage, be sure to check on a regular
basis.